Asked by Anonymous
Consider the vector
A = 4.10i + 1.60j + 5.40k.
The magnitude of Vector A is 6.97. What are the minimal angles the Vector A makes with the x,y, and z axes?
A = 4.10i + 1.60j + 5.40k.
The magnitude of Vector A is 6.97. What are the minimal angles the Vector A makes with the x,y, and z axes?
Answers
Answered by
oobleck
the direction cosines are 4.1/6.97, 1.60/6.97, 5.40/6.97
so, the angle θ with the x-axis is
cosθ = 0.588
θ = 53.97°
do y and z similarly
so, the angle θ with the x-axis is
cosθ = 0.588
θ = 53.97°
do y and z similarly
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